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import React from 'react'
import {Pressable, View} from 'react-native'
import {AppBskyEmbedExternal} from '@atproto/api'
import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
import {msg} from '@lingui/macro'
import {useLingui} from '@lingui/react'
import {EmbedPlayerParams} from 'lib/strings/embed-player'
import {useAutoplayDisabled} from 'state/preferences'
import {atoms as a, useTheme} from '#/alf'
import {Loader} from '#/components/Loader'
import {GifView} from '../../../../../modules/expo-bluesky-gif-view'
import {GifViewStateChangeEvent} from '../../../../../modules/expo-bluesky-gif-view/src/GifView.types'
function PlaybackControls({
onPress,
isPlaying,
isLoaded,
}: {
onPress: () => void
isPlaying: boolean
isLoaded: boolean
}) {
const {_} = useLingui()
const t = useTheme()
return (
<Pressable
accessibilityRole="button"
accessibilityHint={_(msg`Play or pause the GIF`)}
accessibilityLabel={isPlaying ? _(msg`Pause`) : _(msg`Play`)}
style={[
a.absolute,
a.align_center,
a.justify_center,
!isLoaded && a.border,
t.atoms.border_contrast_medium,
a.inset_0,
a.w_full,
a.h_full,
{
zIndex: 2,
backgroundColor: !isLoaded
? t.atoms.bg_contrast_25.backgroundColor
: !isPlaying
? 'rgba(0, 0, 0, 0.3)'
: undefined,
},
]}
onPress={onPress}>
{!isLoaded ? (
<View>
<View style={[a.align_center, a.justify_center]}>
<Loader size="xl" />
</View>
</View>
) : !isPlaying ? (
<View
style={[
a.rounded_full,
a.align_center,
a.justify_center,
{
backgroundColor: t.palette.primary_500,
width: 60,
height: 60,
},
]}>
<FontAwesomeIcon
icon="play"
size={42}
color="white"
style={{marginLeft: 8}}
/>
</View>
) : undefined}
</Pressable>
)
}
export function GifEmbed({
params,
link,
}: {
params: EmbedPlayerParams
link: AppBskyEmbedExternal.ViewExternal
}) {
const {_} = useLingui()
const autoplayDisabled = useAutoplayDisabled()
const playerRef = React.useRef<GifView>(null)
const [playerState, setPlayerState] = React.useState<{
isPlaying: boolean
isLoaded: boolean
}>({
isPlaying: !autoplayDisabled,
isLoaded: false,
})
const onPlayerStateChange = React.useCallback(
(e: GifViewStateChangeEvent) => {
setPlayerState(e.nativeEvent)
},
[],
)
const onPress = React.useCallback(() => {
playerRef.current?.toggleAsync()
}, [])
return (
<View style={[a.rounded_sm, a.overflow_hidden, a.mt_sm]}>
<View
style={[
a.rounded_sm,
a.overflow_hidden,
{
aspectRatio: params.dimensions!.width / params.dimensions!.height,
},
]}>
<PlaybackControls
onPress={onPress}
isPlaying={playerState.isPlaying}
isLoaded={playerState.isLoaded}
/>
<GifView
source={params.playerUri}
placeholderSource={link.thumb}
style={[a.flex_1, a.rounded_sm]}
autoplay={!autoplayDisabled}
onPlayerStateChange={onPlayerStateChange}
ref={playerRef}
accessibilityHint={_(msg`Animated GIF`)}
accessibilityLabel={link.description.replace('ALT: ', '')}
/>
</View>
</View>
)
}
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